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16 cze 2022 · I for one do not consider a tuner that requires a USB port to tune a unit, tuner or otherwise, as a good mix. Now one has to provide a USB port in the field. A 12V source would be much better for it is most often provided for the rig.
29 cze 2021 · On Monday, June 14, 2021, I made a simple goal: buy my antenna wire en route to Lake James State Park, build the antenna on site, and complete a valid Parks On The Air (POTA) activation.
12 lip 2022 · A quick list of ATU-10 Features: 0.91″ OLED Display that shows Power, SWR and internal battery remaining. USB-C Rechargeable LiPo 1.7Ah. Grounding Lug. Bypass Mode (When I set to this mode however it would tune anyways) Latching Relays (No power needed to keep in position. Hold tune with ATU off)
18 kwi 2020 · A well-designed Z-match tuner has a high Q and is more efficient (less lossy) than other types of tuners. The fixed inductor simplifies construction (no taps or rollers needed). Using a toroid inductor and some small poly-film variable capacitors, the Z-match can be built into a very compact package.
31 mar 2019 · This antenna tuner is designed for low power HF work, or QRP. QRP is a fascinating niche within ham radio, where enthusiasts typically build and operate low power (typically 5 watt or less) transmitters.
Tuners. Pick from here or from the drop down menu at the top of the page to visit the individual product pages for specifications, prices, and a link to the assembly manual for your review. EFHW Antenna with Tuner 40-15m, & 80m model. Multi Z Tuner 40m-10m.
Portable QRP Antennas; 130 feet of dipole fed with TV twin-lead and a good tuner works well on 80-10. A dipole fed with coax is usually a one-band wonder. Feed it with open feed and and tuner, and it becomes multi-band antenna. Marco, W7WIK
